Finding the Fourth Proportional to 19,682,536.53, 29,536,973.64 and 8,168,003.40
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Solution
The fourth proportional to 19,682,536.53, 29,536,973.64 and 8,168,003.40 is: 12,257,470.01
Step by Step Solution
- Step 1: Write the proportion equation
19,682,536.53 : 29,536,973.64 = 8,168,003.40 : x - Step 2: Convert to fraction form
19,682,536.53/29,536,973.64 = 8,168,003.40/x - Step 3: Cross multiply
19,682,536.53x = 29,536,973.64 × 8,168,003.40 - Step 4: Simplify right side
19,682,536.53x = 241,258,101,197,364 - Step 5: Solve for x
x = 241,258,101,197,364/19,682,536.53 - Step 6: Final answer
x = 12,257,470.01
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.